राँची स्थित चुटिया राम मंदिर (राधावल्लभ मंदिर) का निर्माण राजा रघुनाथ शाह द्वारा किस वर्ष करवाया गया था?

Assertion (A): The Tusu songs of the Panch Pargana region are often performed 'unaccompanied' (without instruments) by women. Reason (R): The songs are primarily choral narratives where the harmony of voices replaces the need for instrumentation during the ritual procession.

Which of the following is NOT a characteristic feature of Jharkhandi folk music as documented in ethno-historical records?